diff --git a/plugins/input/csv/csv_featureset.hpp b/plugins/input/csv/csv_featureset.hpp
index 59afa1dd9..edd0f22dd 100644
--- a/plugins/input/csv/csv_featureset.hpp
+++ b/plugins/input/csv/csv_featureset.hpp
@@ -31,8 +31,12 @@
 #include <cstdio>
 
 #ifdef CSV_MEMORY_MAPPED_FILE
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wshadow"
+#pragma GCC diagnostic ignored "-Wsign-conversion"
 #include <boost/interprocess/mapped_region.hpp>
 #include <boost/interprocess/streams/bufferstream.hpp>
+#pragma GCC diagnostic pop
 #include <mapnik/mapped_memory_cache.hpp>
 #endif